package com.yqg.education.entity;

import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.annotation.TableField;
import com.baomidou.mybatisplus.annotation.TableId;
import com.baomidou.mybatisplus.annotation.TableName;
import java.io.Serializable;
import java.time.LocalDateTime;

import com.fasterxml.jackson.annotation.JsonFormat;
import lombok.Getter;
import lombok.Setter;

/**
 * lesson_note 实体类
 * @author zxf
 * @since 2025-09-13
 */
@Getter
@Setter
  @TableName("lesson_note")
public class LessonNote implements Serializable {

    private static final long serialVersionUID = 1L;

      @TableId(value = "id", type = IdType.AUTO)
      private Long id;

      /**
     * 课程ID
     */
      private Long courseId;

      /**
     * 文件名称
     */
      private String name;

      /**
     * 下载链接
     */
      private String url;

      /**
     * 创建时间
     */
      @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8")
      private LocalDateTime createTime;

      /**
     * 是否删除
     */
      private Integer isDelete;

  /**
   * 课程名称
   */
  @TableField(exist = false)
  private String courseName;
}
